Users Guide
To return to the default, use the no hello padding [multi-point | point-to-point] command.
Parameters
multi-point (OPTIONAL) Enter the keywords multi-point to pad only LAN hello PDUs.
point-to-point (OPTIONAL) Enter the keywords point-to-point to pad only point-to-point PDUs.
Defaults Both LAN and point-to-point hello PDUs are padded.
Command Modes ROUTER ISIS
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information IS-IS hellos are padded to the full maximum transmission unit (MTU) size. Padding IS-IS Hellos (IIHS) to the full
MTU provides early error detection of large frame transmission problems or mismatched MTUs on adjacent
interfaces.
Related Commands isis hello padding — turns ON or OFF hello padding on an interface basis.
hostname dynamic
Enables dynamic learning of hostnames from routers in the domain and allows the routers to advertise the hostname in LSPs.
Syntax
hostname dynamic
To disable this command, use the no hostname dynamic command.
Defaults Enabled.
Command Modes ROUTER ISIS
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information To build name-to-systemID mapping tables through the protocol, use this command. All show commands that
display systems also display the hostname.
Related Commands clns host — denes a name-to-NSAP mapping.
ignore-lsp-errors
Ignore LSPs with bad checksums instead of purging those LSPs.
Syntax
ignore-lsp-errors
To return to the default values, use the no ignore-lsp-errors command.
Intermediate System to Intermediate System (IS-IS) 781